16716609

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20411}}^1$

素因数の和:20437

約数の個数: 24

約数和(自身を含む): 29719872

約数和(自身を除く): 13003263

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 20411, 61233, 142877, 183699, 265343, 428631, 796029, 1285893, 1857401, 2388087, 5572203, 16716609]

約数ペア:

[(1, 16716609), (3, 5572203), (7, 2388087), (9, 1857401), (13, 1285893), (21, 796029), (39, 428631), (63, 265343), (91, 183699), (117, 142877), (273, 61233), (819, 20411)]